Time travel is tricky business. If done right it can be an effective narrative device, but when abused it becomes a muddled mess of questions. "Wait, he did what? When? Where? Wouldn't that change the future? I mean, the past? ARGGG." But Bill and Ted's Excellent Adventure totally nails it because, in the end, the… »9/07/14 9:00pm 9/07/14 9:00pm